Dr Reshara Dehaloo Health & Wellness
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When You’re Tired But Wired: What’s Happening in Your Brain?

Sleep • Stress • Nervous system

You’ve had a long day. You’re exhausted. But when your head hits the pillow — your mind starts sprinting. Thoughts race. Muscles buzz. Sleep feels impossible. Sound familiar?

This isn’t just “being dramatic.” It’s real — and there’s a physiological explanation.

🧠 So, What’s Happening in Your Brain?

When you’re under stress all day (even if it’s low-level, like work pressure, traffic, or emotional overwhelm), your brain keeps releasing stress chemicals like:

  • Cortisol – helps keep you alert
  • Adrenaline – keeps you ready for action

By the time you crawl into bed, your body is tired, but your nervous system is still revving. This is called hyperarousal — your brain is stuck in “go” mode.

⚠️ Common Signs of Being “Tired But Wired”

  • Racing or looping thoughts at bedtime
  • Feeling jittery or restless even though you’re sleepy
  • Muscle tension (shoulders, jaw, chest)
  • Emotionally numb but physically wired
  • Falling asleep late, waking up tired
  • Overreacting to small things the next day

🛑 Why This Matters

When this happens repeatedly, your sleep quality crashes, and your stress system stops resetting. Over time, this can contribute to:

  • Anxiety or depression
  • Burnout
  • Hormonal imbalances
  • Gut issues
  • High blood pressure or chronic fatigue

💡 What Can You Do To Wind Down?

✅ 1. Activate Your Parasympathetic System

  • Deep breathing – inhale 4, hold 4, exhale 6
  • Body scans – check in with each part, release tension
  • Legs up the wall – helps slow heart rate

✅ 2. Create a Safety Signal

  • Warm shower or bath
  • Wrap in a soft blanket
  • Use calming scents like lavender or chamomile

✅ 3. Avoid Sleep Saboteurs

  • Scrolling your phone in bed (blue light → cortisol)
  • Avoid arguments or deep processing at bedtime
  • No caffeine after midday
  • Don’t miss your natural “sleepy window”

🛡️ How to Prevent the “Tired But Wired” Cycle

  • Give your nervous system breaks during the day
  • Don’t override early signs of fatigue
  • Unpack your day before bed (journal, voice note)
  • Make winding down a ritual, not a reward

💬 Final Thought

You’re not lazy. You’re not broken. You’re probably just overstimulated and under-recovered.

Your brain is doing its best to keep up. Help it feel safe enough to slow down. 💜